Karl Maiwald, a Dortmund auto mechanic, struggles amid neighbor disputes and family tension. Discovering his company’s clandestine bugging, he exposes management, expecting union backing. Yet the union’s hidden ownership of the firm stuns him, as he realizes the very workers leading protests are its members.
Cast

Günter Lamprecht
Karl Maiwald

Karl-Heinz von Hassel
Franz Weigel

Claus Theo Gärtner
Martin Voigt

Ortrud Beginnen
Elvira Schindler

Siegfried W. Kernen
Unknown

Günther Neutze
Grünefeld

Peter Schiff
Unknown

Klaus Schwarzkopf
Kühn
Josef Quadflieg
Unknown

Dieter Schaad
Borgmann
Wolfgang Grönebaum
Unknown, Schöller
Dorothea Moritz
Angelika Maiwald
Léonie Thelen
Karin Maiwald

Heinz Schimmelpfennig
Fritz Kollmann
Günther Heising
Direktor Faber
Hermann Günther
Rahner

Hans Schulze
Dr. Schulze
Giuseppe Coniglio ...
Angelo

Claus Fuchs
Unknown
Joachim Hackethal
Unknown

Jochen Stern
Unknown

Tilo Prückner
Unknown
Theo Pöppinghaus
Unknown
Heinz Wildhagen
Unknown
Rudolf Voss
Unknown
Crew

Wolfgang Petersen
Director

Max von der Grün
Writer
Marie-Anne Naumann
Editor
Jörg-Michael Baldenius
Director of Photography

Eva Ebner
Assistant Director
Wolf-Dietrich Brücker
Producer
Günther Naumann
Production Design
Ulrich Prinz
Assistant Camera
Gisela Röcken
Costume Design
Detlef Papendorf
Costume Design
Norbert Gerwin
Makeup Artist
Lore Martin
Makeup Artist
Gerhard Trampert
Sound
Bernd Tillmann
Production Manager